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Financial Innovation

Table 1 Pre-defined weights on each analyzed category

From: DAViS: a unified solution for data collection, analyzation, and visualization in real-time stock market prediction

News sentiment

News category

Public sentiment

Class

Weight

Class

Weight

Class

Weight

Positive

1.0

Report

2.5

Positive

1.0

Negative

1.5

Review

2.0

Negative

1.5

Neutral

0.0

Market

0.0

–

–

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